When I ________ home, I caught a thief stealing from a passer­by.
#99477
A
headed
B
was heading
C
has headed
D
had headed
推荐题目
--The window is dirty.----I know. It ______ for weeks.
#101363
A
hasn’t cleaned
B
didn’t clean
C
wasn’t cleaned
D
hasn’t been cleaned
Hello. You ____68442936. I’m sorry I’m unable to answer your call right now.
#104454
A
reached
B
are reaching
C
have reached
D
had reached
The old city wall ______ in the Ming Dynasty.
#103432
A
was been built
B
has been built
C
was built
D
had been built